Materials Lab Technician: Soils & Concrete Testing

Construction Material Testing; Green Bay (WI); On-site; USD 34,000 - 48,000; Full time

Job summary

Construction Material Testing in Green Bay, WI is seeking a Laboratory Technician to convert field samples into precise numbers for Proctor curves, gradations, Atterberg limits, moisture contents, and compressive strength. This role operates in a documented quality system with calibrated equipment and strict accountability for every result.

You will log samples, preserve chain of custody, and perform tests per ASTM methods with a focus on accuracy.

Qualifications

• Careful hands and clean documentation habits.
• Prior lab or CMT experience a plus, training provided.
• Comfortable with repetitive precision work.

Responsibilities

• Perform ASTM D698, D1557, D2216, D4318, C136, and C39 testing.
• Log samples and preserve chain of custody.
• Break cylinders and report strength results the same day.
• Maintain calibration, standardization, and quality records.
• Support proficiency sample programs and accreditation assessments.

Skills

Careful hands

Documentation

Mechanical aptitude

Tools

Calibrated equipment

Quality systems

Job description

Construction Material Testing in Green Bay, WI is seeking a Laboratory Technician to convert field samples into precise numbers for Proctor curves, gradations, Atterberg limits, moisture contents, and compressive strength. This role operates in a documented quality system with calibrated equipment and strict accountability for every result.

You will log samples, preserve chain of custody, and perform tests per ASTM methods with a focus on accuracy.